const { Service } = require('egg');
const { tableToList } = require('../utils/tools');


module.exports = class GradeService extends Service {
  /**
   * * 课程成绩查询
   * @param {String} term 学期
   * @return {Array} *
   */
  async table(term = 'all') {
    const Cookie = this.ctx.state.Cookie;
    const apiUrl = `${this.ctx.state.baseUrl}/jsxsd/kscj/cjcx_list`;
    const res = await this.ctx.curl(apiUrl, {
      method: 'POST',
      data: {
        kksj: '',
        kcxz: '',
        kcmc: '',
        xsfs: term,
        fxkc: '2',
      },
      headers: {
        Cookie,
        'Content-Type': 'application/x-www-form-urlencoded',
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36',
      },
      timeout: 10000,
    });
    if (res.status === 200) {
      try {
        const tableList = tableToList(res.data.toString(), '#dataList');
        return tableList;
      } catch (err) {
        throw err;
      }
    }
    return [];
  }

  /**
   * * 成绩占比数据请求
   * @param {string} link 占比详情请求地址
   * @return {Object} *
   */
  async proportion(link) {
    const Cookie = this.ctx.state.Cookie;
    const apiUrl = encodeURI(link);
    const res = await this.ctx.curl(apiUrl, {
      method: 'GET',
      headers: {
        Cookie,
        'Content-Type': 'application/x-www-form-urlencoded',
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36',
      },
      timeout: 10000,
    });
    if (res.status === 200) {
      try {
        const tableList = tableToList(res.data.toString(), '#dataList');
        return tableList;
      } catch (err) {
        throw err;
      }
    }
    return {};
  }
};
